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Coway

Coway Airmega 150

Coway Airmega 150

A from Coway, with Green True HEPA + carbon deodorization filtration, rated for rooms up to 214 sq ft, smoke CADR of 153 CFM.

Who this is for:Shoppers looking for a purifier suited to small bedrooms, nurseries, and home offices. If odors, pet smells, or smoke gases are a concern, this model includes activated carbon.

AHAM VerifideEnergy StarAbout certifications

Key specs

New to these numbers? Read What is CADR? and Decibels, translated
PriceiThe listed US price when we indexed this model. Prices move — check the retailer for today's number.$189.99
Room coverageiThe largest room, in square feet, this purifier can effectively clean — assuming standard 8-foot ceilings and 4–5 air changes per hour.Room size guide →214 sq ft
CADR · smokeiCADR — Clean Air Delivery Rate — measures how many cubic feet of air a purifier cleans per minute. Smoke particles are the hardest to capture, so smoke CADR is the honest number: aim for at least two-thirds of your room's square footage.CADR guide →153 CFM
CADR · dustiClean Air Delivery Rate for dust, in cubic feet per minute. Higher means faster dust removal.CADR guide →161 CFM
CADR · polleniClean Air Delivery Rate for pollen, in cubic feet per minute. Higher means faster relief during allergy season.CADR guide →220 CFM
Noise rangeiDecibels (dB) measure loudness on a scale where every +10 dB sounds roughly twice as loud. 20 dB is a whisper, 40 dB a quiet library, 60 dB normal conversation. For bedrooms, look for under 30 dB on the lowest setting.Noise guide →19.98–48.3 dB
Filter lifeiHow long the manufacturer rates the filter to last under normal use. Running in smoky or dusty homes shortens it.Ownership cost guide →12 months
WarrantyiThe manufacturer's warranty period. Longer coverage signals confidence in the motor and build.3 years

Who the Coway Airmega 150 is for

Specs only matter in context. Here's where the Coway Airmega 150 genuinely fits — and the trade-offs worth knowing before you buy. If you're deciding between this model and similar options, focus on the fit cards below: they highlight the specific use cases where this purifier shines and the situations where it falls short.

  • Good fitBest in small bedrooms, nurseries, and home officesRated for 214 sq ft, with a smoke CADR of 153 CFM — enough for rooms up to about 230 sq ft by the two-thirds rule, which delivers the 4–5 air changes per hour allergists recommend.
  • Good fitBedrooms and light sleepersAt 19.98 dB on its lowest setting, the Coway Airmega 150 clears the 30 dB bedroom bar — roughly a whisper.
  • Good fitOdors, pets, and smokeAn activated carbon stage traps the gases a particle filter can't — cooking smells, litter-box odor, VOCs, and wildfire smoke gases.
  • Good fitAllergy and asthma householdsA True HEPA filter captures 99.97% of particles at 0.3 microns — pollen, dander, dust mite debris, and most smoke. Run it continuously for real symptom relief.
  • Good fitSet-and-forget operationListed features include Air quality monitor, Auto mode (no Wi-Fi) — handy for letting the purifier manage itself, though none of it replaces CADR headroom.

What owners say

1 recommendation

  • 4.0 out of 5 starsr/AirPurifiers

    “Perfect for small areas.”

Compare with similar models

These alternatives share key traits with the Coway Airmega 150 — same brand family or similar room coverage. Compare their scores, owner sentiment, and specs side by side to see which fits your specific needs better.

Common questions about the Coway Airmega 150

Quick answers to the questions shoppers most often ask before buying. If your question isn't covered here, check the full specifications below or compare against similar models above.

  • What size room can the Coway Airmega 150 handle?It's rated for rooms up to 214 sq ft. Cross-checking its 153 CFM smoke CADR against the two-thirds rule puts the honest ceiling at about 230 sq ft for allergy-level cleaning — beyond that it still helps, just with fewer air changes per hour.
  • Is the Coway Airmega 150 quiet enough for a bedroom?Yes — 19.98 dB on the lowest setting is under the 30 dB threshold most sleepers need, roughly a whisper. On high it reaches 48.3 dB, so size it to run on low or medium overnight.
  • What does the Coway Airmega 150 cost?It's listed at $189.99. Filter replacement pricing isn't published for this model, so check the cost and lifespan of genuine filters before buying — they decide the real cost of ownership.
  • Can the Coway Airmega 150 handle odors and smoke?Yes — its activated carbon stage traps odor and VOC gases while the Green True HEPA + carbon deodorization filter handles the particles, which is the combination smoke and pet households need.

Full specifications

cadr dustiClean Air Delivery Rate for dust, in cubic feet per minute. Higher means faster dust removal.CADR guide →
161
price usdiThe listed US price when we indexed this model. Prices move — check the retailer for today's number.
189.99
cadr smokeiCADR — Clean Air Delivery Rate — measures how many cubic feet of air a purifier cleans per minute. Smoke particles are the hardest to capture, so smoke CADR is the honest number: aim for at least two-thirds of your room's square footage.CADR guide →
153
dimensions
13.4 x 6.5 x 18.5 in
weight lbs
12.1
cadr polleniClean Air Delivery Rate for pollen, in cubic feet per minute. Higher means faster relief during allergy season.CADR guide →
220
energy stariEnergy Star purifiers use roughly 40% less electricity than standard units — meaningful for something that runs 24/7.Certifications guide →
True
filter typeiThe particle filter grade. True HEPA captures 99.97% of particles at 0.3 microns; 'HEPA-type' has no standardized efficiency.Filter guide →
Green True HEPA + carbon deodorization
model numberiThe manufacturer's exact model identifier — handy when comparing listings across retailers.
Airmega 150 / AP-1019C
noise db maxiThe loudest fan setting, in decibels. 60 dB is normal conversation; above that you'll hear it across the room.Noise guide →
48.3
noise db miniThe quietest fan setting, in decibels. 20 dB is a whisper, 40 dB a quiet library — for bedrooms, look for under 30 dB here.Noise guide →
19.98
aham verifiediAHAM Verifide means CADR and room-size claims were verified in an independent lab, not self-reported.Certifications guide →
True
smart featuresiExtras like air quality sensors, auto mode, app control, and sleep modes. Nice to have — they don't clean the air themselves.Smart features guide →
Air quality monitor, Auto mode (no Wi-Fi)
warranty yearsiThe manufacturer's warranty period. Longer coverage signals confidence in the motor and build.
3
room coverage sqftiThe largest room, in square feet, this purifier can effectively clean — assuming standard 8-foot ceilings and 4–5 air changes per hour.Room size guide →
214
has activated carboniActivated carbon traps gases, odors, and VOCs that HEPA filters can't catch — essential for smoke, cooking smells, and pet odor.Filter guide →
True
filter lifespan monthsiHow long the manufacturer rates the filter to last under normal use. Running in smoky or dusty homes shortens it.Ownership cost guide →
12